Amkor Technology Inc. filings document the regulatory record for a Nasdaq-listed outsourced semiconductor packaging and test company. The company’s 8-K reports furnish results of operations and financial condition, disclose material agreements and other events, and describe capital-structure matters involving common stock, senior notes and convertible senior notes.
AMKR filings also cover governance and ownership subjects through definitive proxy materials, officer appointments and underwriting agreements related to registered secondary offerings. Recent debt disclosures describe 0.00% convertible senior notes due 2031, subsidiary guarantees and their relationship to other senior unsecured indebtedness, while earnings-related filings include non-GAAP measures such as EBITDA alongside GAAP results.
Amkor Technology, Inc. reported strong results for the quarter ended June 30, 2026, with net sales of $1.90 billion, up 25.6% year over year, driven by growth across all end markets. Gross margin improved to 16.8% from 12.0%, and operating income reached $199.9 million, a 10.5% margin. Net income attributable to Amkor was $173.8 million, or $0.70 diluted EPS, compared with $0.22 a year earlier.
For the first half of 2026, net sales were $3.58 billion with gross margin of 15.6%. Operating cash flow was $381.6 million, while heavy capital spending of $688.4 million on advanced packaging capacity and the new Arizona facility led to negative free cash flow of $(269.9) million. As of June 30, 2026, Amkor held $1.55 billion in cash and cash equivalents and $960.3 million in short-term investments, against total debt of about $2.49 billion, including $1.15 billion of 0.00% convertible senior notes due 2031. The company highlights significant future capital plans of $2.5–$3.0 billion for 2026, CHIPS Act direct funding of up to $407 million, potential Korean grants of up to ₩150 billion (approximately $100 million) and sizable customer advance payment arrangements.
Amkor Technology reported record second quarter 2026 results, with net sales of $1.90 billion, up 26% year-on-year. Q2 gross margin was 16.8%, operating income $200 million, net income attributable to Amkor $174 million, diluted EPS $0.70, and EBITDA $400 million. Management highlighted record revenue in the Computing and Automotive & Industrial end markets.
Cash and short-term investments totaled $2.5 billion at June 30, 2026, with total debt also at $2.5 billion. For Q3 2026, Amkor guides net sales of $1.95–$2.05 billion, gross margin of 18.5%–19.5%, and net income of $180–$205 million, or $0.72–$0.82 per diluted share, and projects full-year 2026 capital expenditures of $2.5–$3.0 billion. The company paid a quarterly dividend of $0.08352 per share on June 23, 2026.
Amkor Technology, Inc. reporting person Agnes C. Kim reported that on July 20, 2026, her spouse exercised stock options to acquire 200,000 and 250,000 shares of Amkor common stock at exercise prices of $9.86 and $9.48 per share, respectively. These shares are held indirectly through her spouse, and she disclaims beneficial ownership except for any pecuniary interest. After these transactions, she reports holding 0 shares of Amkor common stock directly.
James J. Kim, a member of Amkor Technology’s 10% owner group, exercised stock options for 450,000 shares of common stock on July 20, 2026, at exercise prices of $9.86 and $9.48. These shares are held alongside substantial indirect family-trust holdings, for which he disclaims beneficial ownership beyond his pecuniary interest.
Amkor Technology executive Mark N. Rogers, EVP & General Counsel, reported exercising 5,000 stock options at $7.40 per share and selling 5,000 common shares at $65.12 on July 16, 2026. The sale was effected under a Rule 10b5-1 trading plan adopted on August 1, 2025. After these transactions he directly holds 38,904 common shares and 75,000 stock options from a grant to acquire 200,000 shares that expires on June 10, 2029.
Amkor Technology CFO Megan Faust reported an open-market sale of 1,000 shares of common stock on July 14, 2026 at $69.91 per share. The transaction was executed under a Rule 10b5-1 trading plan. After the sale, Faust directly holds 136,105 shares of Amkor stock.
Mark N Rogers notified plans to sell 5,000 shares of AMKR common stock through Morgan Stanley Smith Barney LLC on July 16, 2026, with an aggregate value of $325,600.00. He also reported selling 5,000 shares on May 18, 2026 for $358,150.00 and 5,000 shares on June 16, 2026 for $431,050.00.
AMKR insider Megan Faust intends to sell up to 1,000 shares of common stock through Morgan Stanley Smith Barney LLC, tied to a value of 69,910.00 on or after 07/14/2026 on NASDAQ. These shares were acquired as performance shares on 12/31/2022.
In the past three months, Faust reported selling 1,000 common shares on 05/19/2026 for 64,600.00 and another 1,000 shares on 06/09/2026 for 70,300.00.
Amkor Technology, Inc. President and CEO Kevin K. Engel reported routine equity compensation activity involving restricted stock units and common stock. He exercised 8,692 restricted stock units into common stock, reflecting the conversion of previously granted equity awards into shares.
In connection with this vesting event, 3,725 common shares were withheld by Amkor Technology to satisfy Engel’s tax withholding obligations, with the company paying these taxes on his behalf. The underlying RSU grant covered 43,459 units awarded on February 20, 2025, which vested in five equal quarterly installments and was fully vested on June 30, 2026.
Amkor Technology CFO Megan Faust reported routine equity compensation activity involving restricted stock units. On June 30, 2026, 8,692 restricted stock units converted into shares of Amkor common stock, reflecting previously granted awards vesting under the company’s 2021 Equity Incentive Plan.
On the same date, 3,725 shares of common stock were withheld by Amkor to cover Faust’s tax withholding obligations related to this vesting. The company will remit these taxes on her behalf. These transactions were not open‑market purchases or sales, but standard equity award vesting and tax settlement events.